G-6PD “ankara”. A new G-6PD variant with deficiency found in a Turkish family
✍ Scribed by Axel Kahn; M. L. North; J. Messer; P. Boivin
- Publisher
- Springer
- Year
- 1975
- Tongue
- English
- Weight
- 317 KB
- Volume
- 27
- Category
- Article
- ISSN
- 0340-6717
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✦ Synopsis
A new G-6PD varient with enzyme deficiency is described in a 7-month-old Turkish boy without any hemolytic manifestation, except neonatal hyperbilirubinemia. The main characteristics of this variant were the following: Severe enzyme deficiency in erythrocytes (8% of normal), fast starch-gel-electrophoretic mobility (110% of normal), increased Ki NADPH with respect to NADP+, slightly biphasic pH curve, enzyme instability, in vivo and in vitro, decreased molecular specific activity (58% of normal).
📜 SIMILAR VOLUMES
A low rate value of G6PD was found in red blood cells from a Cambodian boy. Enzyme mapping was performed according to the WHO standard methods. G6PD presented all the characteristics of the A(-) variant encountered in the Negroes and behaved distinct from fast migrating enzymes described in China. N